Analysis

  • user interaction
    yes
  • max time kernel
    299s
  • max time network
    301s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    11/05/2026, 01:08

General

  • Target
    safчw.exe
  • Size 114.6MB
  • Sample260511-bg8bbshs21
  • SHA256 82844b4ef73a8dec7cecda98d1b825fd0c7636d4764b3e6efedc687557c8de83
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 17 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\safчw.exe
    "C:\Users\Admin\AppData\Local\Temp\safчw.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C tasklist | findstr /I /C:"360tray.exe" /C:"HipsTray.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1092
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I /C:"360tray.exe" /C:"HipsTray.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1240
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C start "" /B cmd.exe /C "powershell Add-MpPreference -ExclusionPath C:\,D:\,F:\"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2560
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /C "powershell Add-MpPreference -ExclusionPath C:\,D:\,F:\"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2244
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Add-MpPreference -ExclusionPath C:\,D:\,F:\
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2304
    • C:\Users\Admin\AppData\Roaming\comain_ev2f79\ev2f79.exe
      "C:\Users\Admin\AppData\Roaming\comain_ev2f79\ev2f79.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4932
    • C:\Users\Admin\AppData\Roaming\comain_ev2c34\ev2c34.exe
      "C:\Users\Admin\AppData\Roaming\comain_ev2c34\ev2c34.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      PID:3880
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    PID:2432
  • C:\Windows\System32\UserAccountBroker.exe
    C:\Windows\System32\UserAccountBroker.exe
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:1932
  • C:\Windows\System32\edpnotify.exe
    C:\Windows\System32\edpnotify.exe
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:1772

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_t0t3trmi.qqs.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t0t3trmi.qqs.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        DcryptDll.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy34D7.tmp\DcryptDll.dll
        • Size 20KB
        • SHA256 0acb047f854771e2d5f5e7a3a2c8e261c86223988b2b6b00036fe64df994b537
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InstallOptions.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy34D7.tmp\InstallOptions.dll
        • Size 15KB
        • SHA256 1f8e8f336df6773d6b63bd5a7efbfc889d08888fec55da402eaf93cb950aa283
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy34D7.tmp\System.dll
        • Size 12KB
        • SHA256 acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsy34D7.tmp\ioSpecial.ini
        • Size 1KB
        • SHA256 d583d569e157c966376dddd410b4b849201cd049d02f6e4de6aee9cf7a0dba71
        • MD5 SHA1 SHA512 TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsy34D7.tmp\ioSpecial.ini
        • Size 1014B
        • SHA256 b6b19e7fe506d11cc57a25b08ef4f586b7425f0a3afe16c4c48b0ffac22c95c3
        • MD5 SHA1 SHA512 TLSH

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy34D7.tmp\nsExec.dll
        • Size 7KB
        • SHA256 c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        uk_tmp.txt

        • Path C:\Users\Admin\AppData\Local\Temp\uk_tmp.txt
        • Size 1B
        • SHA256 2d711642b726b04401627ca9fbac32f5c8530fb1903cc4db02258717921a4881
        • MD5 SHA1 SHA512

        ap.asin

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\ap.asin
        • Size 260B
        • SHA256 43dfcce8b8f757886733a000fc716baa561c44139e824e0c06c17faa9e80a97b
        • MD5 SHA1 SHA512 TLSH

        bnymir.ou

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\bnymir.ou
        • Size 403KB
        • SHA256 311f644a8cc871e9fde0dbf9126189f11cf14534d8aadd824954595b56dbe5d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bteuns.pt

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\bteuns.pt
        • Size 533KB
        • SHA256 c56bba6fd6236e30d9b5bb7ffea33079a143819fe1f08db346ff7b96acc9cf00
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cmrsk.ce

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\cmrsk.ce
        • Size 166KB
        • SHA256 32c1efcf15430df8e87207bde1916c807378edf6bd9552f02aeb6d50ac56f752
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ev2c34.exe

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\ev2c34.exe
        • Size 333KB
        • SHA256 66eeb0aa208e5ef0ed682cc60b3a66b09c496cf94653c48a1a34529a70d2ff1e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        fhkan.oi

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\fhkan.oi
        • Size 180KB
        • SHA256 4846e03250931965df77d4fb897fb3d100d451b72a7910a2840630195cfe1246
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxyvnb.ti

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\dxyvnb.ti
        • Size 56KB
        • SHA256 2ede6fc732c291281f5e51563a4239e38bc9cc57c42719836d51690edf46c525
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ev2f79.exe

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\ev2f79.exe
        • Size 228KB
        • SHA256 b77c6b9b8ea620e37cdefb0a489a1577b77033d0b6a1dc3982359810a7aa0b44
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntrin.er

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\ntrin.er
        • Size 168KB
        • SHA256 0250643af857245804b1836a240104cd8122c995d1e63f45c6ab6cb4d1065532
        • MD5 SHA1 SHA512 SSDEEP TLSH

        otrm.oi

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\otrm.oi
        • Size 141KB
        • SHA256 75100bebbc67795bdcec4e17ef4401fe00a14cbcff6857cbad251d1e103e6568
        • MD5 SHA1 SHA512 SSDEEP TLSH

        yinma.vc

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\yinma.vc
        • Size 478KB
        • SHA256 cc734def371a00e17d744833b7a61f030051d0149712fba9d63bb7400271b12a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1152-1656-0x0000000002220000-0x00000000022E1000-memory.dmp

        memory/1152-79-0x0000000002220000-0x00000000022E1000-memory.dmp

        memory/1772-383-0x0000000180000000-0x000000018008C000-memory.dmp

        memory/1932-1612-0x00000161FBAF0000-0x00000161FBAFC000-memory.dmp

        memory/1932-1145-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/1932-299-0x0000000180000000-0x000000018006B000-memory.dmp

        memory/1932-1155-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/1932-1226-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/1932-1251-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/1932-1147-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/1932-1141-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/1932-1143-0x00000161FBB50000-0x00000161FBC20000-memory.dmp

        memory/2304-209-0x0000000007700000-0x0000000007D7A000-memory.dmp

        memory/2304-221-0x0000000004D90000-0x0000000004E51000-memory.dmp

        memory/2304-198-0x0000000006330000-0x0000000006364000-memory.dmp

        memory/2304-199-0x00000000705D0000-0x000000007061C000-memory.dmp

        memory/2304-206-0x0000000006F60000-0x0000000006F7E000-memory.dmp

        memory/2304-207-0x0000000006F80000-0x0000000007024000-memory.dmp

        memory/2304-135-0x0000000005830000-0x0000000005896000-memory.dmp

        memory/2304-210-0x00000000070C0000-0x00000000070DA000-memory.dmp

        memory/2304-134-0x00000000057C0000-0x0000000005826000-memory.dmp

        memory/2304-211-0x0000000007130000-0x000000000713A000-memory.dmp

        memory/2304-212-0x0000000007360000-0x00000000073F6000-memory.dmp

        memory/2304-213-0x00000000072D0000-0x00000000072E1000-memory.dmp

        memory/2304-214-0x0000000007310000-0x000000000731E000-memory.dmp

        memory/2304-215-0x0000000007320000-0x0000000007335000-memory.dmp

        memory/2304-216-0x0000000007420000-0x000000000743A000-memory.dmp

        memory/2304-218-0x0000000007400000-0x0000000007408000-memory.dmp

        memory/2304-222-0x0000000004E80000-0x0000000004E8E000-memory.dmp

        memory/2304-155-0x00000000058A0000-0x0000000005BF7000-memory.dmp

        memory/2304-159-0x0000000005D60000-0x0000000005D7E000-memory.dmp

        memory/2304-160-0x0000000005DB0000-0x0000000005DFC000-memory.dmp

        memory/2304-119-0x00000000049E0000-0x00000000049F0000-memory.dmp

        memory/2304-120-0x0000000004810000-0x0000000004846000-memory.dmp

        memory/2304-129-0x00000000049E0000-0x00000000049F0000-memory.dmp

        memory/2304-133-0x0000000004ED0000-0x0000000004EF2000-memory.dmp

        memory/2304-132-0x0000000005020000-0x000000000564A000-memory.dmp

        memory/2432-197-0x00000264FFE50000-0x00000264FFE5A000-memory.dmp

        memory/2432-181-0x00000264E74B0000-0x00000264E74BC000-memory.dmp

        memory/2432-161-0x0000000180000000-0x000000018007D000-memory.dmp

        memory/2432-298-0x00000264E74F0000-0x00000264E7502000-memory.dmp

        memory/2432-297-0x00000264E7370000-0x00000264E737C000-memory.dmp

        memory/2432-188-0x00000264FFA60000-0x00000264FFA82000-memory.dmp

        memory/2432-195-0x00000264FFE60000-0x00000264FFE7C000-memory.dmp

        memory/2432-196-0x00000264FFE80000-0x00000264FFF33000-memory.dmp

        memory/2432-208-0x00000264FFF60000-0x00000264FFF7C000-memory.dmp

        memory/3880-283-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/3880-526-0x0000000000B20000-0x0000000000BE1000-memory.dmp

        memory/3880-493-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/3880-275-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/3880-281-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/3880-284-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/3880-282-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/4932-153-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/4932-154-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/4932-152-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/4932-151-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/4932-146-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/4932-178-0x0000000010000000-0x0000000010027000-memory.dmp